condensation method 中文意思是什麼

condensation method 解釋
冷凝法, 縮合法
  • condensation : n. 1. 濃縮;【物理學】冷凝(作用),凝聚(作用);壓縮;縮合;凝塊。2. (著作等的)壓縮;壓縮后的形式,節本。
  • method : n 1 方法,方式;順序。2 (思想、言談上的)條理,規律,秩序。3 【生物學】分類法。4 〈M 〉【戲劇】...
  1. Such methods as compounding retardants, compounding water - reducing agents ( which has various the extent of condensation ), changing the ways of addition and retardarce method, are used to impolder new water - reducing agent and construction method to salve slump loss, but it can not work drastically

    通過復合緩凝組分、不同縮合度減水劑的復合、改變摻加方式、緩釋法等技術路線開發新型減水劑和施工方法來解決坍落度損失問題,但是這一問題並沒有得到根本解決。
  2. Using water - soluble carbodiimide as condensation agent, biomacromolecules such as gelatin, collagen and chitosan were covalently grafted on the plla - g - pmaa membranes. solution of the biomacromolecules was further coated on the above membranes to increase the surface density of the biomacromolecules. this technology was designated " grafting and coating " method

    為了將生物大分子化學接枝于plla膜表面,首先在plla膜表面接枝pmaa ,將羧基引入plla表面,利用水溶性碳化二亞胺edac作為縮合劑,與含有氨基的生物大分子反應,可將生物大分子如明膠、膠原和殼聚糖化學接枝在plla膜表面。
  3. Recovery of microtubule organizing centers in enucleated oocytes and condensation of chromosome and organization of spindle in reconstructed embryos were analysed. a non - invasive method of enucleation mouse oocytes has been developed. firstly, the progression of mouse oocytes in meitosis i was ascertained by immunofluoresence technique

    另外,本試驗通過在m16基礎上添加eaa 、 non - eaa和葡萄糖顯著提高了胚胎的桑椹率、囊胚率和孵化率;單獨添加葡萄糖的培養液,其桑椹率顯著升高,但囊胚率和孵化率的升高並不顯著,所以胚胎培養液中氨基酸和葡萄糖能協同促進胚胎發育。
  4. Nh2so3h was used to efficiently perform one - pot, three - component, biginelli condensation reactions of aldehydes, - ketoesters and urea under solvent - free conditions at room temperature by grinding method

    摘要以nh2so3h為催化劑,室溫無溶劑條件下,研磨芳醛、 -酮酸酯和尿素合成了一系列1 , 2 , 3 , 6 -四氫嘧啶2 -酮衍生物。
  5. ( 1 ) in chapter 5, palladiumphthalocyanine and palladium 4, 4 ', 4 ", 4 ' " - tetranitrophthalo - cyanine were synthesized according to condensation method with high yield and high product purity. the structures of products were characterized by element analysis and ir spectra

    為此,分別考察了不同引發劑及用量對pvp甲殼糖接枝共聚物的反應性能、接枝分子量、接枝效率以及產物的基本性狀等的影響。
  6. Abstract : in this paper, the methods including the reduction ball - milling, the optical induction, the chemical reduction, the liquid phase reduction, the liquid - solid phase reduction, the spray pyrolysis, the evaporation and condensation, and the atomization et al. which have been used for preparation of nanometer silver flakes and nanometer spherical silver powders in china since the 1990s were summarized under categories, the features of each method were compared, the development of preparation technology was looked forward to, in the meantime, the present application and potential application of nanometer silver powders were expounded

    摘要:本文分類總結了20世紀90年代以來國內納米片狀銀粉和球形銀粉的制備方法,包括還原球磨法、光誘導法、化學還原法、液相還原法、液-固相還原法、噴霧熱分解法、蒸發冷凝法及霧化法等,比較了各種方法的優缺點,展望了納米銀粉制備技術的發展,同時,論述了納米銀粉現有的和潛在的用途。
  7. Abstract : on the basis of a study of sequence stratigraphy, with the systems tract and related boundaries as the mapping unit and using the systems tract condensation method and instantaneous map production method, the authors have compiled the permian sequence paleogeographic map of southwestern china and systematically elucide the characteristics of the permian sequence paleogeographic evolution of the region

    文摘:在層序地層研究成果基礎上,以沉積體系域和相關界面為編圖單元,採用體系域壓縮法和瞬時編圖法,編制了西南地區二疊紀層序古地理圖,全面系統地闡述了該區二疊紀層序古地理演化特徵。
  8. With md method, we studied evaporation and condensation process. by statistically analyzing the behavior of the colliding molecules with the interface, we presented a novel method, namely, the characteristic time method, to calculate the evaporation / condensation coefficient. in this method, the condensed then re - evaporated process is considered

    對蒸發與凝結過程進行了分子動力學研究,提出了統計凝結系數的新方法- -特徵時間法,該方法通過統計獲得有效區分反射過程和凝結再蒸發過程的特徵時間,從而使求得的凝結系數近似程度更好。
  9. At the beginning of this article, we give the analysis about the principle of external condensation. we find out that the most important factor in the condensation is the temperature of the air in the system. and we point out the factors which can make influence in the external condensation, such as the temperature and the humidity of the environment, the temperature and the pressure of the supplying air, the load of the system, the area of passage of speed control valve, and so on. next, we give the mathematics model of the pneumatic system using the knowledge of aerodynamics and heat transfer theory. and using the finite difference method and the numerical analysis we can get the solutions of the model. we use c program to simulate the model

    本文首先對氣動系統外部結露的原理進行了分析,指出了氣動系統內部氣體溫度下降是氣動系統外部結露根本原因,提出了影響氣動外部結露的主要因素,包括環境溫度、環境濕度、供氣壓力、供氣溫度、氣缸負載和調速閥開度等。然後應用氣體動力學、氣體熱力學和傳熱學對氣動系統建立數學模型,用逆步進有限差分法和數值分析演算法對所建模型進行求解,利用c語言編製程序對氣動系統模型進行模擬,給出了氣管及氣缸內氣體的各個時刻的狀態參數。
  10. When the temperature get to the environment dew point, there will be dew on the surface, when the temperature is below zero, we even can find ice on the components. this is the external condensation problem. this problem is a great threat to the safety and service life of the pneumatic system. so this article is the research about it, we try to find out the principle of the external condensation and get a effective method to judge when it will happen, this will give great help to the designer

    氣動系統在運行中會出現系統元件表面溫度下降的情況,當元件表面溫度達到環境露點溫度以下時就會發生結露,當溫度降到零度以下時就會發生結冰,這就是氣動系統的外部結露問題。外部結露對氣動系統的安全和使用壽命都有很大的影響,本文就是針對這一問題進行研究,通過對氣動系統外部結露的原理和實驗及模擬的分析,找出判斷一個氣動系統是否會發生外部結露方法,以對氣動系統的設計提供幫助。
  11. Test method of dew condensation for windows and doors

    窗門結露的試驗方法
  12. This paper with the actual needs of metal physical doping of icf target material and laser - x - ray conversion material is starting point, major for flow - levitation method principle, technology parameter control particle grain size, structure and thermal stability of phase composition that prep aration metal and alloy nanoparticle go deep into research. the principle of preparation metal nanoparticle by flow - levitation method is difference with other evaporate condensation method

    本文以icf靶材料金屬物理摻雜和激光- x光轉換材料的實際需要為出發點,主要對自懸浮定向流技術制備金屬與合金納米微粒的原理、過程和工藝參數控制微粒粒徑大小,所制備納米微粒的結構、物相組成以及組成相的熱穩定性等方面進行了深入研究。
  13. Abstract : based on the react kinetics in the synthesis of chloromethane by the method of hydro - chlorinating methanol in gas - liquid phase and the experiment of cold mould, the technique parameters synthesizing chloromethane were defined. by using advanced process of refinement and condensation, the engineering level of synthesizing chloromethane was greatly enhanced

    文摘:通過對氣液相甲醇氯氫化法生產氯甲烷的反應動力學及冷模試驗的研究分析,確定氯甲烷合成的工藝參數,同時採用了先進的產品精製及冷凝技術,使氯甲烷生產水平產生了質的飛躍。
  14. These theoretical conclusions summarized by the author can provide some referable guides to the reasonable applications of the vertical tube, also thoughtfulness and method could be made use of during studies on the process of multi - component vapor partial film condensation

    本文對雙組分部分膜狀冷凝傳熱傳質過程的結論,可以為垂直管的合理使用提供一定的參考依據,也可以為多組分部分膜狀冷凝過程的研究提供可借鑒的思路和方法。
  15. To solve the mathematic equations, the method based on condensation degree was used. the distributions of temperature, concentration and mass flux on the film surface ; of temperature and concentration in the vapor ; of heat transfer coefficient in the vapor and in the liquid were obtained by applying the model in the flow field

    採用冷凝度的方法對該數學模型進行求解,得出了汽相的濃度分佈和溫度分佈,界面處濃度分佈、溫度分佈和傳質速率分佈,以及汽相和液相的傳熱系數分佈。
  16. With the characteristic time method, we also studied the condensation coefficients of water and argon in liquid - vapor equilibrium system. the simulated condensation coefficient decreases with the increase of temperature for both argon and water, and the condensation coefficient of water is larger than that of argon. though the polarity and the rotation are considered in the simulation of water, the difference between the condensation coefficients of water and argon is not remarkable

    模擬獲得的lennard - jones流體和水在平衡條件下的凝結系數表明:水和氬的凝結系數為溫度的減函數;水的凝結系數略高於氬的凝結系數;雖然在水的模擬中考慮了分子的極性、旋轉等因素,但模擬獲得的水與氬的凝結系數之間的差距並不顯著,具體原因仍有待于進一步的探討。
  17. 6. a tracking method by combining condensation and snake model is first put forward in the dissertation

    6首次提出將condensation和snake結合進行秸稈目標跟蹤的方法。
  18. A new dynamic condensation method using finite element approach to calculate eigenvalue problem

    用有限元法計算特徵值問題的一種新的動態凝聚方法
  19. The condensation method is used to form a super interface element. examples indicate that the

    算例表明該方法能很好的用於粘彈性界面裂紋的斷裂分析。
  20. Uv standard practice for accelerated weathering test conditions and procedures for bituminous materials fluorescent uv, water spray, and condensation method

    瀝青材料加速風化試驗條件和方法的標準實施規程
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